fix gitignore

Signed-off-by: Antonio Murdaca <runcom@redhat.com>

.gitignore

@@ -1,3 +1,4 @@
-skopeo
-skopeo.1
-layers-*
+!cmd/skopeo/
+/skopeo
+/skopeo.1
+/layers-*

cmd/skopeo/inspect.go

@@ -0,0 +1,70 @@
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"strings"
+
+	"github.com/Sirupsen/logrus"
+	"github.com/codegangsta/cli"
+	"github.com/projectatomic/skopeo"
+	pkgInspect "github.com/projectatomic/skopeo/docker/inspect"
+	"github.com/projectatomic/skopeo/types"
+)
+
+var inspectCmd = cli.Command{
+	Name:      "inspect",
+	Usage:     "inspect images on a registry",
+	ArgsUsage: ``,
+	Flags: []cli.Flag{
+		cli.BoolFlag{
+			Name:  "raw",
+			Usage: "output raw manifest",
+		},
+	},
+	Action: func(c *cli.Context) {
+		if c.Bool("raw") {
+			img, err := skopeo.ParseImage(c.Args().First())
+			if err != nil {
+				logrus.Fatal(err)
+			}
+			// TODO(runcom): this is not falling back to v1
+			// TODO(runcom): hardcoded schema 2 version 1
+			b, err := img.RawManifest("2-1")
+			if err != nil {
+				logrus.Fatal(err)
+			}
+			fmt.Println(string(b))
+			return
+		}
+		// get the Image interface before inspecting...utils.go parseImage
+		imgInspect, err := inspect(c)
+		if err != nil {
+			logrus.Fatal(err)
+		}
+		out, err := json.Marshal(imgInspect)
+		if err != nil {
+			logrus.Fatal(err)
+		}
+		fmt.Println(string(out))
+	},
+}
+
+func inspect(c *cli.Context) (types.ImageManifest, error) {
+	var (
+		imgInspect types.ImageManifest
+		err        error
+		name       = c.Args().First()
+	)
+
+	switch {
+	case strings.HasPrefix(name, types.DockerPrefix):
+		imgInspect, err = pkgInspect.GetData(c, strings.Replace(name, "docker://", "", -1))
+		if err != nil {
+			return nil, err
+		}
+	default:
+		return nil, fmt.Errorf("%s image is invalid, please use 'docker://'", name)
+	}
+	return imgInspect, nil
+}

cmd/skopeo/layers.go

@@ -0,0 +1,23 @@
+package main
+
+import (
+	"github.com/Sirupsen/logrus"
+	"github.com/codegangsta/cli"
+	"github.com/projectatomic/skopeo"
+)
+
+// TODO(runcom): document args and usage
+var layersCmd = cli.Command{
+	Name:      "layers",
+	Usage:     "get images layers",
+	ArgsUsage: ``,
+	Action: func(context *cli.Context) {
+		img, err := skopeo.ParseImage(context.Args().First())
+		if err != nil {
+			logrus.Fatal(err)
+		}
+		if err := img.Layers(context.Args().Tail()...); err != nil {
+			logrus.Fatal(err)
+		}
+	},
+}

cmd/skopeo/main.go

@@ -0,0 +1,58 @@
+package main
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/Sirupsen/logrus"
+	"github.com/codegangsta/cli"
+	"github.com/docker/docker/cliconfig"
+	"github.com/projectatomic/skopeo"
+)
+
+func main() {
+	app := cli.NewApp()
+	app.Name = "skopeo"
+	if skopeo.GitCommit != "" {
+		app.Version = fmt.Sprintf("%s commit: %s", skopeo.Version, skopeo.GitCommit)
+	} else {
+		app.Version = skopeo.Version
+	}
+	app.Usage = "interact with registries"
+	// TODO(runcom)
+	//app.EnableBashCompletion = true
+	app.Flags = []cli.Flag{
+		cli.BoolFlag{
+			Name:  "debug",
+			Usage: "enable debug output",
+		},
+		cli.StringFlag{
+			Name:  "username",
+			Value: "",
+			Usage: "registry username",
+		},
+		cli.StringFlag{
+			Name:  "password",
+			Value: "",
+			Usage: "registry password",
+		},
+		cli.StringFlag{
+			Name:  "docker-cfg",
+			Value: cliconfig.ConfigDir(),
+			Usage: "Docker's cli config for auth",
+		},
+	}
+	app.Before = func(c *cli.Context) error {
+		if c.GlobalBool("debug") {
+			logrus.SetLevel(logrus.DebugLevel)
+		}
+		return nil
+	}
+	app.Commands = []cli.Command{
+		inspectCmd,
+		layersCmd,
+	}
+	if err := app.Run(os.Args); err != nil {
+		logrus.Fatal(err)
+	}
+}